Rename AudioPort and PolicyAudioPort accordingly.

Make the file name consistent as the class name.

Test: make
Bug: 135621476
Change-Id: Icbde26fe1798e344c3746f4678db098688456654
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.h b/services/audiopolicy/managerdefault/AudioPolicyManager.h
index 20d14b4..f2b021a 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.h
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.h
@@ -37,7 +37,7 @@
 
 #include <AudioPolicyManagerObserver.h>
 #include <AudioPolicyConfig.h>
-#include <AudioPort.h>
+#include <PolicyAudioPort.h>
 #include <AudioPatch.h>
 #include <DeviceDescriptor.h>
 #include <IOProfile.h>